Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Major Customer Concentration (Details Textual)

v3.23.2
Note 9 - Major Customer Concentration (Details Textual) - Customer Concentration Risk [Member]
3 Months Ended 9 Months Ended 12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Sep. 30, 2022
Revenue Benchmark [Member] | Customer A [Member]          
Concentration Risk, Percentage 17.00% 18.00% 16.00% 15.00%  
Revenue Benchmark [Member] | Customer B [Member]          
Concentration Risk, Percentage   11.00%      
Accounts Receivable [Member] | Customer D [Member]          
Concentration Risk, Percentage         20.00%